.le-part2 .btn-more {
    margin: auto;
    position: absolute;
    top: 80%;
    left: 42%;
    border-radius: 10px;
    width: 340px;
    background: #00a0e9;
}
.le-part2 .btn-more:hover {
    box-shadow: 0 5px 10px 1px rgba(58,126,255,0.6);
}
.le-part3 .btn-more {
    margin: auto;
    position: absolute;
    top: 80%;
    left: 42%;
    border-radius: 10px;
    width: 340px;
    background: #ff7900;
}
.le-part3 .btn-more:hover {
    box-shadow: 0 5px 10px 1px rgb(255, 121, 0);
}
/*头部banner*/
.part1{
    height: 610px;
    margin-top: 100px;
}
.homeBanner{
    width: 1920px;
    height: 610px;
    position: absolute;
    left: 50%;
    margin-left: -960px;
}
.homeBanner .swiper-wrapper,.homeBanner .swiper-slide,.homeBanner a,.homeBanner a img{
    height: 1920px;
    height: 610px!important;
}
.homeBanner-pagination {
  position: absolute;
  z-index: 20;
  bottom: 25px;
  width: 100%;
  text-align: center;
}
.homeBanner-pagination .swiper-pagination-switch {
  display: inline-block;
  width: 80px;
  height: 7px;
  border-radius: 0;
  background: rgba(255,255,255,0.5);
  border: none;
  margin: 0 10px;
  cursor: pointer;
}
.homeBanner-pagination .swiper-active-switch {
    background: rgba(255,255,255,1);
}
/*banner2*/
.part2{
  height: 600px;
}
.banner2{
  width: 1920px;
  height: 600px;
  position: absolute;
  left: 50%;
  margin-left: -960px;
}

.part2-title{
    font-size: 60px;
    line-height: 60px;
    margin-top: 98px;
}
.part2-line{
    height: 0;
    width: 84px;
    border-bottom: 1px solid #888888;
    margin: 28px auto 0;
}
/*第四部分 四维一体1对4课程体系*/
.part4{
    text-align: center;
}
.part4-title2{
    font-size: 26px;
    color: #333333;
    line-height: 26px;
    margin-top: 32px;
}
.part4-line{
    border-bottom: 1px solid #888888;
}
.part4-cont{
    width: 1200px;
    height: 578px;
    margin-top: 160px;
    position: relative;
}
.circle-bg,.circle-item{
    position: absolute;
    box-sizing: border-box;
    border-radius: 50%;
}
.circle-bg{
    width: 500px;
    height: 500px;
    left: 0;
    right: 0;
    top: 60px;
    margin: auto;
    border: 5px solid rgba(83,141,251,0.1);
}
.circle-item{
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    background: rgba(83,141,251,0.1);
}
.circle-item1{
    top: -50px;
    width: 190px;
    height: 190px;
}
.circle-item2{
    width: 160px;
    height: 160px;
}
.circle-item3{
    width: 130px;
    height: 130px;
    color: #fff;
    text-align: center;
    line-height: 130px;
    font-size: 45px;
    font-style: oblique; 
    letter-spacing:5px;
}
.part4-img-item{
    width: 218px;
    height: 218px;
    box-sizing: border-box;
    background: rgba(83,141,251,0.1);
    padding: 15px;
    border-radius: 50%;
    position: absolute;
}
.part4-img-item>img{
    width: 190px;
    height: 190px;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    border-radius: 50%;
}
.part4-img-item1{
    left: 314px;
    top: 0;
}
.part4-img-item2{
    left: 675px;
    top: 0;
}
.part4-img-item3{
    left: 314px;
    top: 358px;
}
.part4-img-item4{
    left: 675px;
    top: 358px;
}
/*文字*/
.part4-font-item{
    width: 294px;
    height: 76px;
    position: absolute;
    color: #333333;
}
.part4-font1{
    font-size: 40px;
    line-height: 40px;
}
.part4-font2{
    font-size: 16px;
    line-height: 16px;
    margin-top: 21px;
}
.part4-font-item1{
    text-align: right;
    left: 0;
    top: 64px;
}
.part4-font-item2{
    text-align: left;
    left: 912px;
    top: 64px;
}
.part4-font-item3{
    text-align: right;
    left: 0;
    top: 424px;
}
.part4-font-item4{
    text-align: left;
    left: 916px;
    top: 424px;
}
.part5{
  margin-top: 120px;
}
.ad{
    width: 100%;
    height: 400px;
    position: relative;
    background: url(../img/class-banner2.jpg) no-repeat;
    background-position: top center;
}
.ad a{
    width: 240px;
    height: 40px;
    position: absolute;
    left: 0;
    right: 0;
    top: 272px;
    margin: auto;
    /*background: #fadb2d;*/
    border-radius: 20px;
    line-height: 40px;
    text-align: center;
    color: #333333;
    font-size: 16px;
}
/*专项学员分层/分班*/
.part6{
  height: 700px;
  text-align: center;
}
.part6-line{
  border-bottom: 1px solid #000000;
}
.part6-items{
  box-sizing: border-box;
  width: 1200px;
  margin-top: 95px;
  position: relative;
  overflow: hidden;
}
.part6-item{
  width: 400px;
  float: left;
}
.part6-item>img{
  width: 400px;
  height: 260px;
}
.p6-cont{
  font-size: 30px;
  color: #333333;
  line-height: 50px;
  margin-top: 50px;
}
.p6-img {
    width: 400px;
    height: 260px;
    text-align: center;
    line-height: 260px;
    font-size: 30px;
    color: #1a73e7;
    font-weight: bold;
}
.p6-img1 {
    background: -webkit-linear-gradient(bottom,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.5)),-webkit-linear-gradient(top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.5)),url(../img/class-p6-img1.jpg) center no-repeat;
}
.p6-img2 {
    background: -webkit-linear-gradient(bottom,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.5)),-webkit-linear-gradient(top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.5)),url(../img/class-p6-img2.jpg) center no-repeat;
}
.p6-img3 {
    background: -webkit-linear-gradient(bottom,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.7)),-webkit-linear-gradient(top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.7)),url(../img/class-p6-img3.jpg) center no-repeat;
}
/*教学标准*/
.part7{
  height: 1020px;
  background: #3c3c3c;
  overflow: hidden;
}
.part7 .part-cont{
  height: 100%;
  overflow: hidden;
}
.part7-title{
  text-align: center;
  color: #fff;
}
.part7-title2{
  text-align: center;
  color: #ffde00;
}
.part7-line{
  border-bottom: 1px solid #fff;
}
/*广告2*/
.ad2{
    background: url(../img/class-banner4.jpg) no-repeat;
    background-position: top center;
}
.ad2 a{
  top: 180px;
  /*background: #3a7eff;*/
  color: #ffffff;
}
/*年级导航*/
.nav1-items{
  width: 1200px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  font-size: 26px;
  color: #fff;
  border: 1px solid #ffffff;
  box-sizing: border-box;
  margin-top: 45px;
  border-radius: 8px;
  overflow: hidden;
}
.nav1-item{
  width: 299px;
  height: 48px;
  box-sizing: border-box;
  float: left;
  border-right: 1px solid #fff;
  cursor: pointer;
}
.nav1-item:last-child{
  width: 301px;
  border-right: none;
  float: right;
}
.nav1-item.active {
    background: #fff!important;
    color: #3a7eff!important;
}
.nav1-item:hover {
    background: rgba(255, 255, 255, 0.7);
    color: #3c3c3c;
}
.nav1-item,
.nav1-item:hover,
.nav1-item.active {
    transition: 0.3s!important;
}
/*科目导航*/
.nav2-items{
  width: 1200px;
  font-size: 26px;
  line-height: 26px;
  text-align: center;
  color: #868686;
  margin-top: 50px;
}
.nav2-item{
  display: inline-block;
  margin: 0 25px;
  cursor: pointer;
}
.nav2-item.active,
.nav2-item:hover{
  color: #fff;
}
.nav2-item,
.nav2-item.active,
.nav2-item:hover {
    transition: 0.3s;
}
/*内容区域*/
.cont-items{
  width: 1200px;
  box-sizing: border-box;
  height: 540px;
  position: absolute;
  left: 0;
  bottom: 0;
}
.cont-item{
  width: 224px;
  height: 540px;
  margin-right: 20px;
  box-sizing: border-box;
  position: relative;
  float: left;
}
.cont-item:last-child{
  margin-right: 0;
}
.cont-item-cont{
  width: 100%;
  position: absolute;
  top: 240px;
}
.cont-item1 .cont-item-cont{ top: 240px; }
.cont-item2 .cont-item-cont{ top: 180px; }
.cont-item3 .cont-item-cont{ top: 120px; }
.cont-item4 .cont-item-cont{ top: 60px; }
.cont-item5 .cont-item-cont{ top: 0px; }
.cont-item1 .cont-item-box{ height: 200px; }
.cont-item2 .cont-item-box{ height: 260px; }
.cont-item3 .cont-item-box{ height: 320px; }
.cont-item4 .cont-item-box{ height: 380px; }
.cont-item5 .cont-item-box{ height: 440px; }
.cont-item-cont>p{
  text-align: center;
  font-size: 26px;
  line-height: 30px;
  color: #fff;
}
.cont-item-box{
  background: #3a7eff;
  box-sizing: border-box;
  padding: 25px 25px 0 25px;
  color: #fff;
  text-align: justify;
  font-size: 14px;
  line-height: 30px;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
  position: absolute;
  bottom: 0;
}
@media only screen and (max-width: 1366px){
    .le-part3 .btn-more,
    .le-part2 .btn-more {
        left: 39%!important;
    }
}
img{
    width:inherit;
}

